Dante system
See historic note about Franklyn Hoffer
* - Dante I
__* - Dante II
__P - Faust
_____P - Faust Alpha
__P - Cicero
__P - Avicenna
_____P - Avicenna Alpha
_____P - Avicenna Beta
_____P - Avicenna Gamma
_____P - Avicenna Delta
_____P - Avicenna Epsilon
_____P - Avicenna Zeta
_____P - Avicenna Theta
_____P - Avicenna Iota
__P - Ortega
_____P - Ortega Alpha
_____P - Ortega Beta
_____P - Ortega Delta
_____P - Ortega Gamma
_____P - Ortega Epsilon
_____P - Ortega Zeta
_____P - Ortega Theta
_____P - Ortega Iota
_____P - Ortega Kappa
_____P - Ortega
__P - Valia
_____P - Valia Alpha
_____P - Valia Beta
_____P - Valia Gamma
_____P - Valia Delta
_____P - Valia Epsilon
__P - Malthus
__P - Milton
_____P - Milton Alpha
_____P - Milton Beta
_____P - Milton Gamma